What have you done with the MCLR pin? This should be tried to VCC (+5V) through a resistor? Gavin Jackson, R&D Software Engineer, Auckland, New Zealand > -----Original Message----- > From: Jai Dhar [SMTP:jdhar@ENGMAIL.UWATERLOO.CA] > Sent: Wednesday, March 12, 2003 9:43 AM > To: PICLIST@MITVMA.MIT.EDU > Subject: Re: [PIC] Help troubleshooting a F84 cct with dmm > > If possible, try and obtain a 16f628 - they are cheaper than the f84 and > offer > more features... one important one pertaining to your application: The > internal 4MHz oscillator. You will save yourself a lot of time and trouble > by > switching to this chip. That is, of course, if it is a viable option. > > Quoting Jinx : > > > A DMM will likely collapse the oscillator and you'll read > > nothing. Even a x1 scope probe can do that. IMHO your > > best bet is parts substitution, a thorough circuit check and > > a little LED code > > > > -- > > http://www.piclist.com#nomail Going offline? Don't AutoReply us! > > email listserv@mitvma.mit.edu with SET PICList DIGEST in the body > > > > > > > ---------------------------------------- > This mail sent through www.mywaterloo.ca > > -- > http://www.piclist.com#nomail Going offline? Don't AutoReply us! > email listserv@mitvma.mit.edu with SET PICList DIGEST in the body -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body